Siloxide Complexes of Chromium(II), Manganese(H), Cobalt(II), and Chromium(III) Incorporating Potassium(I)

被引:9
|
作者
Koenig, Sonja N. [1 ]
Maichle-Moessmer, Cacilia [1 ]
Toernroos, Karl W. [2 ]
Anwander, Reiner [1 ]
机构
[1] Univ Tubingen, Inst Anorgan Chem, D-72076 Tubingen, Germany
[2] Univ Bergen, Dept Chem, N-5007 Bergen, Norway
关键词
Siloxides; Silylamides; Transition Metals; Alkali Metals; Ate Complexes; STRUCTURAL-CHARACTERIZATION; METATHESIS CATALYSTS; MOLYBDENUM NITRIDE; CRYSTAL-STRUCTURES; ALKYNE METATHESIS; TRANSITION METALS; LITHIUM-CALCIUM; CHEMISTRY; SILICA; REAGENTS;
D O I
10.5560/ZNB.2014-4167
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Heteroleptic ate complexes of the type K[M{N(SiMe3)(2)}(2){OSi((OBn)-Bn-t)(3)}] (M = Cr, Mn, Co) were synthesized by adding one equivalent of the potassium salt KOSi((OBu)-Bu-t)(3) to the bis(trimethylsilypamide precursors [CrIN(SiMe3)(2)}(2) (thf)(2)], [MnIN(SiMe3)(2)}(2)(thf)] and [Co{N(SiMe3)(2)}(2)(thf)], respectively. Surprisingly, the reaction of CrCl3(thf)(3) with only two equivalents of KOSi((OBu)-Bu-t)(3) yielded the homoleptic ate complex K[CrtOSi((OBu)-Bu-t)(3)}(4)]. The compounds were characterized by elemental analysis and DRIFT spectroscopy as well as X-ray crystallography.
引用
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页码:1375 / 1383
页数:9
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